site optimization,logo design and seo

Details

Skills required; Magento-Go, SEO, graphic design,
I using MagentoGo. and I'm about to launch a business with ad-words. I am looking for some help with on page SEO. The site is well optimized but it needs some small errors fixed for webmasters tools,
I would like meta data checked out. I recently updated it but it is not showing in google.
Re; graphics; I would like a new logo and some design work done on the header area of my site. I would like to site submitted to Bing, Yahoo, Safari and internet explorer and any other search engines. I want to have to site 100% optimized before starting to spend on adwords. Please get back to me as soon as you can. Much thanks, Paul